1F7B

CRYSTAL STRUCTURE ANALYSIS OF N-ACETYLNEURAMINATE LYASE FROM HAEMOPHILUS INFLUENZAE: CRYSTAL FORM II IN COMPLEX WITH 4-OXO-SIALIC ACID


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.210
  • R-Value Work: 0.167

Literature

Macromolecules
Sequence Display for 1F7B

Classification: LYASE

Total Structure Weight: 65763.15

Macromolecule Entities
Molecule Chains Length Organism Details
N-ACETYL-NEURAMINATE LYASE A, C 293 Haemophilus influenzae EC#: 4.1.3.3 IUBMB
Mutation: N131S, A229K, E278A, L281V
Gene Name(s): nanA HI_0142
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 3 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
NAU
Query on NAU

A 4,4,6,7,8,9-HEXAHYDROXY-5-METHYLCARBOXAMIDONONANOIC ACID
C11 H21 N O9
LNLFFPBOMACCNX-PRQTWWFRSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
NAV
Query on NAV

C 6,7,8,9-TETRAHYDROXY-5-METHYLCARBOXAMIDO- 4-OXONONANOIC ACID
C11 H19 N O8
IZVFSUJQAOHESA-QCNRFFRDSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CL
Query on CL

C CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
NAV N/A in BindingDB
N/A in BindingMoad
Ki: 25000 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.210
  • R-Value Work: 0.167
  • Space Group: P 21 21 2

Unit Cell:

Length (Å) Angle (°)
a = 65.63 α = 90.00
b = 117.99 β = 90.00
c = 80.90 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2000-06-26
  • Released Date: 2000-11-22
  • Deposition author(s): Barbosa, J.A.R.G., Smith, B.J., DeGori, R., Lawrence, M.C.

Revision History

  • Version 1_0: 2000-11-22

    Type: Initial release

  • Version 1_1: 2008-04-27

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Derived calculations, Version format compliance